Coffee, tea or… edible coffee cups? Air New Zealand Introduces Edible Coffee Cups On Some Flights — And, Boy, Do They Look Yummy Why use plastic cups when you can have edible cookie cups with your coffee? Taking sustainability to the next level (literally) is Air New Zealand, which has just introduced edible coffee cups on some of its flights. (More) “The cups have been a big hit with the customers who have used these and we’ve also been using the cups as dessert bowls, said Air New Zealand Senior Manager Customer Experience Niki Chave.